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2026-07-26 - 13:08
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: ondemand
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack5slot4.osadl.org (updated Sun Jul 26, 2026 00:44:02)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
262342116106,6sleep30-21swapper/319:09:563
26161210999,7sleep20-21swapper/219:08:582
26118210997,7sleep10-21swapper/119:08:241
26025210697,6sleep00-21swapper/019:07:110
186362660,2sleep30-21swapper/321:30:163
154322640,0sleep00-21swapper/022:10:180
190782600,0sleep10-21swapper/122:54:531
61392580,1sleep10-21swapper/123:59:181
205502560,0sleep30-21swapper/300:05:213
95842550,0sleep10-21swapper/123:17:561
153002550,0sleep00-21swapper/023:35:140
125452550,0sleep20-21swapper/223:33:182
100232540,0sleep20-21swapper/200:28:512
1893523228,3sleep30-21swapper/319:28:493
151812320,1sleep30-21swapper/300:30:213
107723228,3sleep30-21swapper/320:36:343
1063023228,3sleep30-21swapper/320:17:233
2806423127,3sleep30-21swapper/320:34:133
2641999291,27cyclictest0-21swapper/220:38:382
2641699280,27cyclictest0-21swapper/119:15:541
2641999270,26cyclictest0-21swapper/221:15:562
2641999270,26cyclictest0-21swapper/221:14:562
2641999270,26cyclictest0-21swapper/221:00:552
2641999270,26cyclictest0-21swapper/220:30:352
2641999270,25cyclictest22852-21munin-run00:35:002
26416992710,15cyclictest0-21swapper/122:35:121
2641699270,26cyclictest0-21swapper/123:54:281
2641699270,26cyclictest0-21swapper/123:41:401
2641699270,26cyclictest0-21swapper/123:01:401
2641699270,26cyclictest0-21swapper/122:28:001
2641699270,26cyclictest0-21swapper/122:22:361
2641699270,26cyclictest0-21swapper/121:56:421
2641699270,26cyclictest0-21swapper/121:50:421
2641699270,26cyclictest0-21swapper/121:28:211
2641699270,26cyclictest0-21swapper/120:49:071
2641699270,26cyclictest0-21swapper/120:35:561
2641699270,26cyclictest0-21swapper/120:10:021
2641699270,26cyclictest0-21swapper/100:23:081
2641699270,26cyclictest0-21swapper/100:02:431
2641999260,25cyclictest0-21swapper/223:36:132
2641999260,25cyclictest0-21swapper/223:21:402
2641999260,25cyclictest0-21swapper/222:23:122
26416992610,15cyclictest0-21swapper/123:07:541
2641699260,25cyclictest0-21swapper/122:11:391
2641699260,25cyclictest0-21swapper/120:21:471
2641699260,25cyclictest0-21swapper/119:40:301
2641999250,24cyclictest0-21swapper/222:06:182
26416992522,3cyclictest0-21swapper/121:02:381
2641699250,24cyclictest0-21swapper/119:50:461
2641299250,24cyclictest0-21swapper/023:21:100
2641299250,24cyclictest0-21swapper/023:06:250
26419992422,2cyclictest0-21swapper/222:25:152
26419992415,8cyclictest0-21swapper/222:14:442
2641999240,23cyclictest0-21swapper/222:42:002
2641999240,23cyclictest0-21swapper/222:04:452
26416992422,2cyclictest0-21swapper/100:19:441
2641699240,23cyclictest0-21swapper/122:08:111
2641699240,23cyclictest0-21swapper/121:13:531
2641699240,23cyclictest0-21swapper/100:31:241
26412992416,7cyclictest0-21swapper/022:07:320
26412992415,8cyclictest0-21swapper/022:30:420
2641299240,23cyclictest0-21swapper/023:43:070
2641299240,23cyclictest0-21swapper/022:56:240
2641299240,23cyclictest0-21swapper/022:50:160
2641299240,23cyclictest0-21swapper/021:30:030
2641299240,18cyclictest0-21swapper/022:02:050
1249022420,3sleep30-21swapper/320:48:313
1022522418,3sleep30-21swapper/300:29:013
524622318,2sleep30-21swapper/321:37:343
26419992320,3cyclictest0-21swapper/221:09:562
26419992316,7cyclictest0-21swapper/223:48:042
26419992316,7cyclictest0-21swapper/223:48:042
26419992313,3cyclictest0-21swapper/222:36:492
2641999231,21cyclictest0-21swapper/223:18:312
2641999230,22cyclictest0-21swapper/223:12:582
2641999230,22cyclictest0-21swapper/221:33:312
2641699238,14cyclictest0-21swapper/121:05:121
26416992314,8cyclictest0-21swapper/122:40:531
2641699231,21cyclictest0-21swapper/123:39:041
2641699231,21cyclictest0-21swapper/121:31:271
2641699230,22cyclictest0-21swapper/123:31:481
2641699230,22cyclictest0-21swapper/123:25:051
2641699230,22cyclictest0-21swapper/123:22:451
2641699230,22cyclictest0-21swapper/123:11:031
2641699230,22cyclictest0-21swapper/122:19:581
2641699230,22cyclictest0-21swapper/122:02:491
2641699230,22cyclictest0-21swapper/121:45:381
2641699230,22cyclictest0-21swapper/100:35:051
2641699230,22cyclictest0-21swapper/100:14:051
2641699230,22cyclictest0-21swapper/100:05:241
2641699230,18cyclictest0-21swapper/121:37:511
26412992314,8cyclictest0-21swapper/023:00:480
2641299230,22cyclictest0-21swapper/021:49:050
2641299230,22cyclictest0-21swapper/021:21:280
2641299230,22cyclictest0-21swapper/000:15:040
2641299230,17cyclictest0-21swapper/021:38:120
2641299230,17cyclictest0-21swapper/000:26:150
26419992220,2cyclictest0-21swapper/220:07:382
26419992218,3cyclictest0-21swapper/221:58:032
26419992218,2cyclictest757-21snmpd23:27:402
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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